Rapid fabrication of optical volume gratings in Foturan glass by femtosecond laser micromachining

  • Fei He
  • , Haiyi Sun
  • , Min Huang
  • , Jian Xu
  • , Yang Liao
  • , Zenghui Zhou
  • , Ya Cheng*
  • , Zhizhan Xu
  • , Koji Sugioka
  • , Katsumi Midorikawa
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

26 Scopus citations

Abstract

We report on rapid fabrication of optical volume gratings in Foturan glass using a modulated femtosecond laser focused with cylindrical lenses. An optical volume grating with an area of 2 mm ×3 mm and ∼ 2 mm thickness can be achieved within 10 min by use of this method. Optical micrography confirms the volume nature of the gratings and shows that they consist of 10 μm-thickness planes with a period of 15 μm. The diffraction efficiency is examined to be ∼56%. The limitations and future implementations of the fabricated volume gratings are discussed.

Original languageEnglish
Pages (from-to)853-857
Number of pages5
JournalApplied Physics A: Materials Science and Processing
Volume97
Issue number4
DOIs
StatePublished - Dec 2009
Externally publishedYes

Keywords

  • 81.05.Kf
  • 82.50.Pt
  • PACS: 42.62.-b

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